It was the late 1940s that scientists started seeing correlations between high-fat diets and high cholesterol. And while there was weight (no pun intended) to their suggestions, our view of fats has evolved into a much more positive landscape.

‘A lot of people believe this. And food manufacturing has made many low-fat products more unhealthy,’ says nutritionist Martin MacDonald. ‘Often “low fat” processed foods are high in sugar,’ adds Collier.

Myth two

Fat makes you fat

Body fat is made out of fat, so what’s the issue here? It’s not that simple, says Dr Dieter: ‘You can consume a decent amount of fat and stay lean – if it fits your calorie requirement.’